Bolt heater rod assembly unit



FIG. 1 is a perspective view of a bolt heater rod assembly unit embodying the principles of the present invention;

FIG. 2 is a side elevational view of a side opposite that visible in FIG. 1;

FIG. 3 is a bottom elevational view of the bolt heater rod assembly unit;

FIG. 4 is a front end elevational view of the bolt heater rod assembly unit of FIG. 1;

FIG. 5 is a rear end elevational view of the bolt heater rod assembly unit of FIG. 1;

FIG. 6 is a perspective view of a front portion of the bolt heater rod assembly unit of FIG. 1, shown separately for clarity of illustration;

FIG. 7 is a side elevational view of the bolt heater rod assembly unit portion of FIG. 6;

FIG. 8 is a plan view of the bolt heater rod assembly unit portion of FIG. 6, the bottom view being identical;

FIG. 9 is a front end elevational view of the bolt heater rod assembly unit portion of FIG. 6; and,

FIG. 10 is a rear end elevational view of the bolt heater rod assembly unit portion of FIG. 6.

The broken line showing of environmental structure in FIG. 1 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a bolt heater rod assembly unit, as shown and described. 